Future of the One Punch — Fist of Fate Rewriting —

The strongest hero in the world has grown bored. Five years after the final battle with the Monster Association, Saitama spends his days in a quiet apartment, watching monster alerts on TV and wondering if anything will ever thrill him again. But when he stumbles upon a rusted device hidden in his closet—a prototype labeled "Time-Space Jump Device" by the vanished Dr. Bofoi—one careless touch sends him hurtling back to the eve of the very battle that cost him everything. Now Saitama stands in t